Duval County is located in South Texas and is part of the San Antonio-New Braunfels Metropolitan Statistical Area. The county seat is San Diego.

Duval County is governed by a four-member Commissioners Court, with each member representing one of four precincts. The county judge is the presiding officer of the court, and is elected county-wide. The other members of the court are the county commissioners, who are elected from each of the four precincts.

The county is served by the Duval County Sheriff's Office, which is responsible for law enforcement and jail operations. The county is also served by the Duval County Fire Marshal's Office, which is responsible for fire protection and prevention.

Duval County is part of the Alice Independent School District. The county is also served by the Duval County Public Library System, which operates three branches.

Duval County is home to several state parks, including Choke Canyon State Park, Lake Corpus Christi State Park, and Falcon State Park. The county is also home to several wildlife management areas, including the San Diego Wildlife Management Area and the Choke Canyon Wildlife Management Area.

For the most up-to-date and in-depth information, please check the public records links below.